.laser-height-box{
    position: absolute;
    box-sizing: border-box;
    z-index: 99;
    right: 15px;
    top: 185px;
    background-color: #fff;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    width: 159px;
    padding: 5px;
}